<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
    >
      <el-form-item label="名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
          >重置</el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['app:category:add']"
          >新增</el-button
        >
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="categoryList"
      row-key="productCategoryId"
      default-expand-all
      :tree-props="{ children: 'children' }"
      :max-height="maxHeight"
    >
      <el-table-column label="名称" prop="name" min-width="200" />
      <el-table-column label="创建人" align="center" prop="createdBy" />
      <el-table-column
        label="创建时间"
        align="center"
        prop="createdTime"
        width="180"
      >
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createdTime, "{y}-{m}-{d}") }}</span>
        </template>
      </el-table-column>
      <el-table-column label="更新人" align="center" prop="updatedBy" />
      <el-table-column
        label="更新时间"
        align="center"
        prop="updatedTime"
        width="180"
      >
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.updatedTime, "{y}-{m}-{d}") }}</span>
        </template>
      </el-table-column>
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
        min-width="180"
        fixed="right"
      >
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleGoods(scope.row)"
            v-hasPermi="['app:category:goods']"
            >商品</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['app:category:edit']"
            >修改</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['app:category:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改app-商品-分类;对话框 -->
    <el-dialog
      :close-on-click-modal="false"
      :title="title"
      :visible.sync="open"
      width="500px"
      append-to-body
    >
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入名称" />
        </el-form-item>
        <el-form-item label="父级" prop="pid">
          <!-- <el-input v-model="form.pid" placeholder="请选择父级" /> -->
          <el-cascader
            v-model="form.pid"
            style="width: 100%"
            :options="categoryList"
            :props="{
              checkStrictly: true,
              label: 'name',
              value: 'productCategoryId',
            }"
            placeholder="请选择父级"
            :show-all-levels="false"
            clearable
          ></el-cascader>
        </el-form-item>
        <!-- <el-form-item label="商品id" prop="productId">
          <el-input v-model="form.productId" placeholder="请输入商品id" />
        </el-form-item> -->
        <el-form-item label="图片">
          <image-upload v-model="form.image" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <!-- 绑定商品 -->
    <goods-view
      v-if="goods.show"
      :show.sync="goods.show"
      v-bind="goods"
      @update="getList"
    ></goods-view>
  </div>
</template>

<script>
import {
  listCategory,
  getCategory,
  delCategory,
  addCategory,
  updateCategory,
} from "@/api/app/category";
import { delDepartTree } from "./helper";
import GoodsView from "./mods/goods.vue";
import commonMix from "@/utils/mixins/common";

export default {
  mixins: [commonMix],
  name: "Category",
  components: {
    GoodsView,
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // app-商品-分类;表格数据
      categoryList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 1000,
        name: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {},
      goods: {
        show: false,
        data: null,
      },
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询app-商品-分类;列表 */
    getList() {
      this.loading = true;
      listCategory(this.queryParams).then((response) => {
        this.categoryList = delDepartTree(
          response.rows.map((e) => ({
            ...e,
            productCategoryId: `${e.productCategoryId}`,
          }))
        );
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        productCategoryId: null,
        pid: null,
        productId: null,
        name: null,
        image: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.productCategoryId);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加分类";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const productCategoryId = row.productCategoryId || this.ids;
      getCategory(productCategoryId).then((response) => {
        this.form = response.data;
        this.open = true;
        this.title = "修改分类";
      });
    },
    /** 绑定商品 */
    handleGoods(row) {
      this.goods = {
        show: true,
        data: {
          ...row,
        },
      };
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (Array.isArray(this.form.pid)) {
            this.form.pid = this.form.pid[this.form.pid?.length - 1];
          }
          if (this.form.productCategoryId != null) {
            updateCategory(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addCategory(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const productCategoryIds = row.productCategoryId || this.ids;
      this.$modal
        .confirm('是否确认删除分类编号为"' + productCategoryIds + '"的数据项？')
        .then(function () {
          return delCategory(productCategoryIds);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "app/category/export",
        {
          ...this.queryParams,
        },
        `category_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
